#ifndef _PARSER_H_41ccc7b1_
#define _PARSER_H_41ccc7b1_

/*
 * This file was stolen from ffmpeg and modified for usability here.
 *  The original is
 * 
 * Copyright (c) 2003 Fabrice Bellard
 * Copyright (c) 2003 Michael Niedermayer
 *
 * This version is a derivative work of that version.  It is not free
 *  software; it is licensed under the GNU Lesser General Public
 *  License version 2.1, which places nontrivial restrictions on what
 *  may be done with it.  (I'm not terribly happy about that, but for
 *  my purposes accepting LGPL-infected code is a lower price than
 *  reimplementing it all myself.)
 *
 * The LGPL v2.1 as distributed with ffmpeg is in the accompanying file
 *  `LGPL-v2.1'.
 */

#include "avcodec.h"

typedef struct ParseContext{
    uint8_t *buffer;
    int index;
    int last_index;
    unsigned int buffer_size;
    uint32_t state;             ///< contains the last few bytes in MSB order
    int frame_start_found;
    int overread;               ///< the number of bytes which where irreversibly read from the next frame
    int overread_index;         ///< the index into ParseContext.buffer of the overread bytes
    uint64_t state64;           ///< contains the last 8 bytes in MSB order
} ParseContext;

#define END_NOT_FOUND (-100)

int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_size);
int ff_mpeg4video_split(AVCodecContext *avctx, const uint8_t *buf,
                        int buf_size);
void ff_parse_close(AVCodecParserContext *s);

/**
 * Fetch timestamps for a specific byte within the current access unit.
 * @param off byte position within the access unit
 * @param remove Found timestamps will be removed if set to 1, kept if set to 0.
 */
void ff_fetch_timestamp(AVCodecParserContext *s, int off, int remove);

#endif